On 13 May 2005, protests erupted in Andijan, Uzbekistan. At one point, troops from the Uzbek National Security Service (SNB) fired into a crowd of protesters. Estimates of those killed on 13 May range from 187, the official count of the government, to several hundred. A defector from the SNB alleged that 1,500 were killed. The bodies of many of those who died were allegedly hidden in mass graves following the massacre.